oblique pattern model, with secured, infinitely adjustable pesetting controllable at any time with the help of the flow limiting device. Valve body made of nodular cast iron (EN-GJS-500 DIN EN 1563), bonnet (DN 200 – DN 300 made of nodular cast iron) and disc made of bronze, stem made of brass resistant to dezincification (DZR), disc with PTFE seal, maintenance-free stem seal due to double EPDM O-ring. Presetting lead sealable. All functioning components in one plane, pressure test point and fill and drain ball valve interchangeable.